Home / 122,474,822.40-183,712,233.60-121,624,516.80

Finding the Fourth Proportional to 122,474,822.40, 183,712,233.60 and 121,624,516.80

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Solution

The fourth proportional to 122,474,822.40, 183,712,233.60 and 121,624,516.80 is: 182,436,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,474,822.40 : 183,712,233.60 = 121,624,516.80 : x
  2. Step 2: Convert to fraction form
    122,474,822.40/183,712,233.60 = 121,624,516.80/x
  3. Step 3: Cross multiply
    122,474,822.40x = 183,712,233.60 × 121,624,516.80
  4. Step 4: Simplify right side
    122,474,822.40x = 22,343,911,641,848,724
  5. Step 5: Solve for x
    x = 22,343,911,641,848,724/122,474,822.40
  6. Step 6: Final answer
    x = 182,436,775.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.